新滬教版英語七上unit3the-earth精講與專練習(xí)

1、Unit3theEarth一.要點短語要點短語:1becoveredby…由……覆蓋2protecttheEarth保護地球3manydifferentplants許多不同的植物4some…some…一些…一些…5onEarth在地球上6onthel在陸地上7inthesky在空中8underthewater在水下面9providesbwithsth=providesthfsb給某人提供某物10makeenergy制造能源11put…i

2、nto把……放進12undertheground在地下13stopdoingsth停止做某事14Itisadj.fsbtosth對某人來說做某事很…15letsbdosth讓某人做某事16onequarter四分之一，一刻鐘17asksbtodosth讓某人做某事18catchfish抓魚19fewerfewer越來越少20eachyear每年21throwaway扔掉22needsthtodosth需要某物來做某事23keepsbal

3、ive保持某人存活24findout查清楚弄明白25alongtimeago=longlongago很久以前26intheend最后，終于二.要點解釋要點解釋:1.ReadaposterabouttheEarth.閱讀有關(guān)地球的宣傳海報。Earthn.意為“地球”，其前面需要定冠詞the。eg：ThemoongoesroundtheEarth.還有“陸地，地面；泥，土”的意思，此時不需要大寫。eg：Theballoonfelltoear

4、th.onEarth=on(the)earth意為“在地球上”。eg：WeliveonEarth.我們生活在地球上。2.TalkaboutwhatwecandotoprotecttheEarth.討論為保護地球我們能做些什么。protectv.保護protectionn.保護protectsb.sth.fromagainststh保護某人某物免受…傷害Wemustprotectthefestfromfire.我們必須保護森林免受火災(zāi)。3

5、.About70%oftheEarthiscoveredbywater.百分之七十的地球是被水所覆蓋.百分數(shù)做主語時，謂語動詞要與它所指代的名詞相一致.About60%ofthestudentsinourclassaregirls.我們班60%的學(xué)生是女孩。becoveredby被…覆蓋著，表動作；Theroadiscoveredbyleavesinautumn.秋天這條路蓋滿了樹葉。4.Therearealsomanypeopleli

6、keyoumeonEarth.地球上還有很多像你我一樣的人。(1)區(qū)分alsotooeitheralso常用于肯定句中，位于實義動詞前，或用于be動詞、情態(tài)動詞之后；Healsoenjoysreading.他也喜歡閱讀Heisalsoclever.他也很聰明too通常用于肯定句末其前有逗號.IreallylikethissongIlikethefirstonetoo.either用于否定句末其前有逗號Idon’tlikesinging.

7、Shedoesn’tlikesingingeither.(2)likev.喜歡likedoingsth喜歡做某事本句中l(wèi)ike是介詞，意為＂像??一樣＂That’snotright.Doitlikethis.那樣不對，像這樣做才對。A.keep…safeB.keep…dirtyC.keep…freshD.keep…beautiful()3.Thecarsgiveoutlotsofbadgases(氣體)theypollutetheair

8、.A.make…cleanB.make…freshC.make…newD.make…dirty()4.Ourschoolgivesuslotsofchancestoshowourselves.A.helps…withB.provides…withC.throws…awayD.puts…into()5.Thegarageisn’tlargeenoughftwocars.A.goodB.bigC.highD.wide二.根據(jù)句意及首字母提示

9、完成單詞.1.WeallknowthattheE___________isround.2.Somepeoplearewkinginthef___________bytheriver.3.Whichonedoyoulikebetterthel___________onethesmallone.4.Thel___________isusedfgrowingfood.5.Thisarticlehastwop___________.6.Alio

10、nisthekingofthef___________.7.Manypeooplestillburnwoodtomakee________.8.Weoftenhaveaq_________atthebeginningoftheclass.9.Dontt_________awaytherubbishintheriver.10.Itsi___________fustokeepourbodyhealthy.三.用括號內(nèi)所給單詞的正確形式填空。

11、1.Franceisa___________(beauty)seaside(海邊)country.2.Iwaterthe___________(plant)twiceaweek.3.Mydressis___________(difference)fromyours.4.Isawmany___________(animal)inthezooyesterday.5.There___________(be)twobooksapencilont

12、hedesk6.Wecangetalotof_________(energy)fromfood.7.MissLicanyouhelpmeIcantsolvethesedifficult_________(problem).8.Thelittlegirlissosadthatshejustcan’tstop__________(cry)9.Three__________(quarter)oftehwld’ssurfaceiscovered

13、withwater.10.It’sgoodfus_______(listen)toEnglishoften.四.單項選擇.()1.Therearedifferentanimals_________Earth.A.onBinC.withD.to()2.WhatdotheplantsneedtoliveTheyneed_________water.A.alightB.lightsC.lightD.manylights()3.Wheredoa

14、nimalsliveSomelive___________thel.Somefly___________thesky.A.oninB.toonC.ininD.onon()4.Stop_________aroundgetonwiththejob.A.playB.toplayC.playsD.playing()5._________istheweatherliketodayinGuangzhouItissunnyhot.A.HowB.Why